Jaguar X-Type Sedan and Estate (Wagon). Service manual — part 263
2
3
1
2
1
2
1
2
1
2
3
1
2
1
2
1
2
Turn the ignition switch to the ON position.
Measure the resistance between electrical connector FT2 pin 3 (B) and GROUND.
Is the resistance less than 5 ohms?
Yes
GO to C2
.
No
REPAIR the circuit between electrical connector FT2 pin 3 (B) and GROUND. For additional information, refer to wiring
diagrams. CLEAR the DTC. TEST the system for normal operation.
C2: CHECK THE FUEL LEVEL SENSOR (1) SIGNAL CIRCUIT
Disconnect the Instrument cluster electrical connector IP10.
Measure the resistance between electrical connector FT2 pin 1 (W U) and electrical connector IP10 pin 7 (WU).
Is the resistance less than 5 ohms?
Yes
GO to C3
.
No
REPAIR the circuit between FT2 pin 1 (WU) and IP10 pin 7 (W U). For additional information, refer to wiring diagrams.
CLEAR the DTC. TEST the system for normal operation.
C3: CHECK THE FUEL LEVEL SENSOR (1) RHEOSTAT (EMPTY)
Empty the fuel tank.
Measure the resistance between pins 1 and 3 of the fuel level sensor.
Is the resistance 20 ohms?
Yes
GO to C4
.
No
INSTALL a new fuel level sensor. REFER to: (310-01 Fuel Tank and Lines)
Fuel Level Sender LH - 2.5L NA V6 - AJV6/3.0L NA V6 - AJ27
(Removal and Installation),
Fuel Level Sender RH - 2.5L NA V6 - AJV6/3.0L NA V6 - AJ27
(Removal and Installation).
CLEAR the DTC. TEST the system for normal operation.
C4: CHECK THE FUEL LEVEL SENSOR (1) RHEOSTAT (FULL)
Fill the fuel tank.
Measure the resistance between pins 1 and 3 of the fuel level sensor.
Is the resistance 160 ohms?
Yes
INSTALL a new instrument cluster.
REFER to:
Instrument Cluster
(413-01 Instrument Cluster, Removal and Installation).
CLEAR the DTC. TEST the system for normal operation.
No
INSTALL a new fuel level sensor.
REFER to:
Fuel Level Sender LH - 2.5L NA V6 - AJV6/3.0L NA V6 - AJ27
(310-01 Fuel Tank and Lines, Removal and
Installation) /
Fuel Level Sender RH - 2.5L NA V6 - AJV6/3.0L NA V6 - AJ27
(310-01 Fuel Tank and Lines, Removal and Installation).
CLEAR the DTC. TEST the system for normal operation.
C5: CHECK THE FUEL LEVEL SENSOR (2) GROUND CIRCUIT
Disconnect the fuel level sensor electrical connector, FT3.
Turn the ignition switch to the ON position.
Measure the resistance between electrical connector FT3, pin 3 (B) and GROUND.
Is the resistance less than 5 ohms?
Yes
GO to C6
.
No
REPAIR the circuit between FT3 pin 3 (B) and ground. For additional information, refer to wiring diagrams. CLEAR the
DTC. TEST the system for normal operation.
C6: CHECK THE FUEL LEVEL SENSOR (2) SIGNAL CIRCUIT
Disconnect the instrument cluster electrical connector IP10.
Measure the resistance between electrical connector FT3 pin 1 (W B) and electrical connector IP10 pin 8 (W B).
Is the resistance less than 5 ohms?
Yes
GO to C7
.
No
REPAIR the circuit between FT3 pin 1 (WB) and IP10 pin 8 (W B). For additional information, refer to wiring diagrams.
CLEAR the DTC. TEST the system for normal operation.
C7: CHECK THE FUEL LEVEL SENSOR (2) RHEOSTAT (EMPTY)
Empty the fuel tank.
Measure the resistance between pins 1 and 3 of the fuel level sensor.
Is the resistance 20 ohms?
Yes
GO to C8
.
No
INSTALL a new fuel level sensor.
REFER to:
Fuel Level Sender LH - 2.5L NA V6 - AJV6/3.0L NA V6 - AJ27
(310-01 Fuel Tank and Lines, Removal and
Installation) /
Fuel Level Sender RH - 2.5L NA V6 - AJV6/3.0L NA V6 - AJ27
(310-01 Fuel Tank and Lines, Removal and Installation).
CLEAR the DTC. TEST the system for normal operation.
C8: CHECK THE FUEL LEVEL SENSOR (2) RHEOSTAT (FULL)
Fill the fuel tank.
Measure the resistance between pins 1 and 3 of the fuel level sensor.
Is the resistance 160 ohms?
Yes
INSTALL a new instrument cluster.
REFER to:
Instrument Cluster
(413-01 Instrument Cluster, Removal and Installation).
CLEAR the DTC. TEST the system for normal operation.
No
INSTALL a new fuel level sensor.
REFER to:
Fuel Level Sender LH - 2.5L NA V6 - AJV6/3.0L NA V6 - AJ27
(310-01 Fuel Tank and Lines, Removal and
Installation) /
Fuel Level Sender RH - 2.5L NA V6 - AJV6/3.0L NA V6 - AJ27
(310-01 Fuel Tank and Lines, Removal and Installation).
CLEAR the DTC. TEST the system for normal operation.
1
2
3
1
2
3
1
2
3
1
1
2
3
1
1
2
1
2
3
4
PINPOINT TEST D : FUEL PUMP CONTROL MODULE. P0627, P0628, P0629
TEST
CONDITIONS
DETAILS/RESULTS/ACTIONS
D1: CHECK SIGNAL POWER CIRCUIT TO FUEL PUMP MODULE
Disconnect fuel pump module electrical connector CA105.
Turn the ignition switch to the ON position.
Measure the voltage between electrical connector CA105 pin 9 (NG) and GROUND.
Is the voltage greater than 10 volts?
Yes
GO to D2
.
No
GO to D4
.
D2: CHECK FEEDBACK CIRCUIT TO FUEL PUMP MODULE
Reconnect fuel pump module electrical connector CA105.
Turn the ignition switch to the CRANK position.
Measure the voltage between ECM electrical connector EN16 pin 25 (W ) and GROUND.
Is the voltage greater than 4 volts?
Yes
No electrical fault in circuit. Recheck DTCs.
No
GO to D3
.
D3: CHECK FEEDBACK CIRCUIT FOR CONTINUITY
Disconnect fuel pump module electrical connector CA105.
Disconnect ECM electrical connector EN16.
Measure the resistance between electrical connector CA105 pin 7 (W) and electrical connector EN16 pin 25 (W ).
Is the resistance less than 5 ohms?
Yes
GO to D4
.
No
REPAIR the circuit between electrical connector CA105 pin 7 (W ) and electrical connector EN16 pin 25 (W). For
additional information, refer to wiring diagrams. CLEAR the DTC. TEST the system for normal operation.
D4: CHECK CONTROL CIRCUIT FOR CONTINUITY
Measure the resistance between electrical connector CA105 pin 1 (N) and electrical connector EN16 pin 27 (N).
Is the resistance less than 5 ohms?
Yes
INSTALL a new fuel pump module.
REFER to:
Fuel Pump Module - 2.5L NA V6 - AJV6/3.0L NA V6 - AJ27
(310-01 Fuel Tank and Lines, Removal and
Installation).
CLEAR the DTC. TEST the system for normal operation. If the DTC is repeated, INSTALL a new ECM.
REFER to:
Engine Control Module (ECM)
(303-14A Electronic Engine Controls - 2.0L NA V6 - AJV6/2.5L NA V6 -
AJV6/3.0L NA V6 - AJ27, Removal and Installation).
Before replacing a ECM, contact Dealer technical support.
No
REPAIR the circuit between electrical connector CA105 pin 1 (N) and electrical connector EN16 pin 27 (N). For
additional information, refer to wiring diagrams. CLEAR the DTC. TEST the system for normal operation.
PINPOINT TEST E : FUEL PUMP CONTROL MODULE. P2635
TEST
CONDITIONS
DETAILS/RESULTS/ACTIONS
E1: CHECK THE POWER SUPPLY TO THE FUEL PUMP MODULE
Disconnect the fuel pump module electrical connector CA105.
Turn the ignition switch to the ON position.
Measure the voltage at CA105 pin 9 (NG)
Is the voltage greater than 10 volts?
Yes
GO to E2
.
No
REPAIR the circuit between electrical connector CA105 pin 9 (NG) and the ignition switch. CLEAR the DTC. TEST the
system for normal operation.
(This circuit includes the central junction fuse box, ignition relay, and the inertia sw itch. For additional information, refer to w iring diagrams)
E2: CHECK THE GROUND CIRCUIT TO THE FUEL PUMP MODULE
Measure the resistance between CA105 pin 2 (B) and ground.
Is the resistance less than 5 ohms?
Yes
GO to E3
.
No
REPAIR the circuit between electrical connector CA105 pin 2 (B) and GROUND. For additional information, refer to
wiring diagrams. CLEAR the DTC. TEST the system for normal operation.
E3: CHECK THE SIGNAL GROUND CIRCUIT TO THE FUEL PUMP MODULE
• NOTE: This test would be necessary if there were an EMC (Electro Magnetic Compatibility) issue with the vehicle.
Turn the ignition switch to the CRANK position.
Measure the resistance between electrical connector CA105 pin 4 (BG) and ground.
Is the resistance less than 5 ohms?
Yes
GO to E4
.
No
REPAIR the circuit between electrical connector CA105 pin 4 (BG) and GROUND. For additional information, refer to
wiring diagrams. CLEAR the DTC. TEST the system for normal operation.
(This circuit includes the ECM)
E4: CHECK THE POWER SUPPLY CIRCUIT TO THE FUEL PUMP
Reconnect the fuel pump module electrical connector CA105.
Disconnect the fuel pump electrical connector FT2.
Turn the ignition switch to the ON position.
Measure the voltage between electrical connector FT2 pin 2 (R) and GROUND.
1
2
1
2
3
1
Is the voltage greater than 10 volts?
Yes
GO to E5
.
No
INSTALL a new fuel pump module.
REFER to:
Fuel Pump Module - 2.5L NA V6 - AJV6/3.0L NA V6 - AJ27
(310-01 Fuel Tank and Lines, Removal and
Installation).
CLEAR the DTC. TEST the system for normal operation.
E5: CHECK THE SIGNAL GROUND CIRCUIT FOR CONTINUITY
Disconnect the fuel pump module electrical connector CA105.
Measure the resistance between electrical connector CA105 pin 3 (Y) and electrical connector FT2 pin 4 (Y)
Is the resistance less than 5 ohms?
Yes
INSTALL a new fuel pump module.
REFER to:
Fuel Pump Module - 2.5L NA V6 - AJV6/3.0L NA V6 - AJ27
(310-01 Fuel Tank and Lines, Removal and
Installation).
If the DTC is repeated, INSTALL a new fuel level sender.
REFER to:
Fuel Level Sender LH - 2.5L NA V6 - AJV6/3.0L NA V6 - AJ27
(310-01 Fuel Tank and Lines, Removal and
Installation) /
Fuel Level Sender RH - 2.5L NA V6 - AJV6/3.0L NA V6 - AJ27
(310-01 Fuel Tank and Lines, Removal and Installation).
CLEAR the DTC. TEST the system for normal operation.
No
REPAIR the circuit between electrical connector CA105 pin 3 (Y) and electrical connector FT2 pin 4 (Y). For additional
information, refer to wiring diagrams. CLEAR the DTC. TEST the system for normal operation.
PINPOINT TEST F : THROTTLE CONTROL CIRCUIT P2118.
TEST
CONDITIONS
DETAILS/RESULTS/ACTIONS
F1: CHECK THROTTLE CONTROL CIRCUIT FOR CONTINUITY
Disconnect throttle motor electrical connector EN10.
Disconnect ECM electrical connector EN16.
Measure the resistance between ECM electrical connector EN16 pin 80 (G) and throttle motor electrical connector EN95
pin 2 (G).
Is the resistance less than 5 ohms?
Yes
GO to F2
.
No
REPAIR the circuit between ECM electrical connector EN16 pin 80 (G) and throttle motor electrical connector EN95 pin
2 (G). For additional information, refer to wiring diagrams. CLEAR the DTC. TEST the system for normal operation.
F2: CHECK THROTTLE CONTROL CIRCUIT FOR CONTINUITY
Measure the resistance between ECM electrical connector EN16 pin 106 (R) and throttle motor electrical connector
EN95 pin 1 (R).
Is the resistance less than 5 ohms?
Yes
INSTALL a new ECM.
REFER to:
Engine Control Module (ECM)
(303-14A Electronic Engine Controls - 2.0L NA V6 - AJV6/2.5L NA V6 -
AJV6/3.0L NA V6 - AJ27, Removal and Installation).
CLEAR the DTC. TEST the system for normal operation.
No
REPAIR the circuit between ECM electrical connector EN16 pin 106 (R) and throttle motor electrical connector EN95 pin
1 (R). For additional information, refer to wiring diagrams. CLEAR the DTC. TEST the system for normal operation.
Published: 11-May-2011
Fuel Charging and Controls - 2.0L NA V6 - AJV6/2.5L NA V6 - AJV6/3.0L NA V6 - AJ27
- Fuel Charging Wiring Harness
Removal and Installation
Removal
Vehicles with 2.5L or 3.0L engine
1. Remove the intake manifold. For additional information, refer to Section
303-01A Engine
Section
303-01B Engine
.
2. Disconnect the spring lock coupling. For additional information, refer to
Section
310-00 Fuel System - General Information
.
3. Disconnect the engine coolant temperature (ECT) and fuel temperature
sensor electrical connectors.
4. Disconnect the electrical connector.
5. Detach the fuel pressure sensor vacuum line.
6. Detach the fuel charging wiring harness.
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст